Sounds like a Hate Crime has been committed by the school
6 Massachusetts 8th-graders face criminal charges over ‘hateful and racist comments’ in Snapchat group chat
https://freerepublic.com/focus/f-news/4225439/posts
Deprivation of Rights under Color of Law
https://www.justice.gov/crt/deprivation-rights-under-color-law
Heavy penalties.